-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

To ensure the image has not been corrupted in transmit or tampered with,
perform the following two steps to cryptographically verify image integrity:

1. Verify the authenticity of this file by checking that it is signed with our
   GPG release key:

    $ curl https://keybase.io/turnkeylinux/pgp_keys.asc | gpg --import
    $ gpg --list-keys --with-fingerprint release@turnkeylinux.com
      pub   2048R/A16EB94D 2008-08-15 [expires: 2023-08-12]
            Key fingerprint = 694C FF26 795A 29BA E07B  4EB5 85C2 5E95 A16E B94D
      uid   Turnkey Linux Release Key <release@turnkeylinux.com>

    $ gpg --verify debian-9-turnkey-canvas_15.3-1_amd64.tar.gz.hash
      gpg: Signature made using RSA key ID A16EB94D
      gpg: Good signature from "Turnkey Linux Release Key <release@turnkeylinux.com>"

    For extra credit you can validate the key's authenticity at:

      https://keybase.io/turnkeylinux

2. Recalculate the image hash and make sure it matches your choice of hash below.

    $ sha256sum debian-9-turnkey-canvas_15.3-1_amd64.tar.gz
      f24f24469bf8d0f2ff08fd551d2b847ef0c6d44babb5de70064edfd06ec66c9b  debian-9-turnkey-canvas_15.3-1_amd64.tar.gz

    $ sha512sum debian-9-turnkey-canvas_15.3-1_amd64.tar.gz
      021b00e44547c539b5f1a59e2c09f591da06d2c2458c474e601f51518d4c732f8734b7d6bee451e34f116ea0904ea7fb1c149de4daa7f0dcb7954b4063156318  debian-9-turnkey-canvas_15.3-1_amd64.tar.gz

   Note, you can compare hashes automatically::

    $ sha256sum -c debian-9-turnkey-canvas_15.3-1_amd64.tar.gz.hash
      debian-9-turnkey-canvas_15.3-1_amd64.tar.gz: OK

    $ sha512sum -c debian-9-turnkey-canvas_15.3-1_amd64.tar.gz.hash
      debian-9-turnkey-canvas_15.3-1_amd64.tar.gz: OK

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gOtqtfCrv5xaf1fizFaAoH/8zm69KHHvZgo79sQwvjpC4KKY3MkO9i2dkJWt9NrZ
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GZGnfyRThm4PQYbkKofjjK4aRuye+3I0SRKsj5ZNjlVqcHDExhg9uQaznVYkFItI
3Uy+U3yUX7c0vRfxNz6G7KeG1roxFmHa7lq2mW2zERCYZurrDSoy1ALa8sfmKkd9
2n2G63+q/EDjFdrZdtrIhKx7d/CXeA==
=hxre
-----END PGP SIGNATURE-----